CN214551142U - Electric crank three-freedom-degree motion platform with auxiliary mechanism - Google Patents
Electric crank three-freedom-degree motion platform with auxiliary mechanism Download PDFInfo
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- CN214551142U CN214551142U CN202120519104.9U CN202120519104U CN214551142U CN 214551142 U CN214551142 U CN 214551142U CN 202120519104 U CN202120519104 U CN 202120519104U CN 214551142 U CN214551142 U CN 214551142U
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Abstract
The application relates to an electric crank three-freedom-degree motion platform with an auxiliary mechanism, which relates to the field of three-freedom-degree motion platforms driven by electric push rods in the entertainment industry and comprises a bottom plate, wherein a first crank driving assembly, a second crank driving assembly and a third crank driving assembly are arranged on the bottom plate; the first crank driving component, the second crank driving component and the third crank driving component are provided with platform frames; first joint balls are arranged on the first crank driving assembly, the second crank driving assembly and the third crank driving assembly, first joint bearings are sleeved on the first joint balls, fisheye connecting shafts are arranged on the first joint bearings, and first fisheye bases are arranged on the platform frame; the horizontal driving cylinder assembly is arranged on the bottom plate, the second joint bearing is arranged on the horizontal cylinder assembly, a second joint ball is sleeved in the second joint bearing, and a second fisheye base is arranged on the platform frame. This application has the effect that improves motion platform stability.
Description
Technical Field
The application relates to the field of three-freedom-degree motion platforms driven by electric push rods in the entertainment industry, in particular to an electric crank three-freedom-degree motion platform with an auxiliary mechanism.
Background
The three-freedom motion platform is a motion mechanism which is commonly used in the entertainment industry and can realize the full fusion of physical experience and visual experience of audiences.
Chinese patent CN205075823U discloses a three-degree-of-freedom platform based on a conventional non-auxiliary mechanism, which forms a set of three-degree-of-freedom system capable of swinging freely by adding an auxiliary T-shaped connecting rod and a linear bearing mechanism in cooperation with electric push rods with cross bearings at both ends. The utility model provides an original three degree of freedom platform bearing capacity parts at electric putter side direction problem, effectual life that has improved electric putter and extension electric putter's maintenance cycle, increased overall structure's stability.
Aiming at the related technologies, the inventor thinks that the structure stability of the common three-degree-of-freedom electric push rod platform structure is poor, and the electric push rod has the problems that the platform noise is large and even the lead screw is blocked to cause the equipment to be incapable of running due to lead screw abrasion after being used for a short time.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of poor structural stability of a common three-degree-of-freedom electric push rod platform structure, the application provides an electric crank three-degree-of-freedom motion platform with an auxiliary mechanism.
The application provides a take three degrees of freedom motion platforms of electric crank of complementary unit adopts following technical scheme:
an electric crank three-degree-of-freedom motion platform with an auxiliary mechanism comprises a bottom plate, wherein a first crank driving assembly, a second crank driving assembly and a third crank driving assembly are arranged on the bottom plate in an isosceles triangle shape; platform frames are arranged at the ends, far away from the bottom plate, of the first crank driving assembly, the second crank driving assembly and the third crank driving assembly; one ends, far away from the bottom plate, of the first crank driving assembly, the second crank driving assembly and the third crank driving assembly are provided with first joint balls, first joint bearings are sleeved on the first joint balls, fisheye connecting shafts are arranged at one ends, far away from the first joint balls, of the first joint bearings, first fisheye bases are arranged on the platform frame, and the first fisheye bases and the fisheye connecting shafts are rotatably connected; the horizontal driving air cylinder assembly is rotatably arranged on the bottom plate, a second joint bearing is arranged at one end, far away from the bottom plate, of the horizontal driving air cylinder assembly, a second joint ball is sleeved in the second joint bearing, a second fisheye base is arranged on the platform frame, and the second fisheye base is rotatably connected with the second joint ball.
Through adopting above-mentioned technical scheme, in the in-service use process, first crank drive assembly, second crank drive assembly and third crank drive assembly are through first joint ball, first joint bearing, fisheye is even axle and first fisheye base drive platform frame and is moved, and first joint ball, first joint bearing, rotate between fisheye is even axle and the first fisheye base and connect, be favorable to reducing motion platform's mechanical wear, horizontal drive cylinder subassembly is through second joint bearing, second joint ball and second fisheye base drive platform frame and move, second joint bearing, rotate between second joint ball and the second fisheye base and connect, and be favorable to reducing motion platform's mechanical wear. So set up, and then be favorable to reducing the mechanical wear in the motion platform, and then be favorable to prolonging motion platform's life.
Optionally, the first crank driving assembly includes a first motor frame, a first servo motor and a first swing arm, the first motor frame is disposed on the bottom plate, the first servo motor is disposed on the first motor frame, the first swing arm is vertically disposed at a rotating end of the first servo motor, and an end of the first swing arm away from the first servo motor is disposed on the first joint ball.
Through adopting above-mentioned technical scheme, when driving motion platform, the first swing arm of first servo motor drive on the first motor frame rotates, and first swing arm moves through driving first joint ball and then driving platform frame, and then is convenient for drive platform frame and moves.
Optionally, a first limiting rod for limiting the first swing arm is arranged on the first motor frame.
Through adopting above-mentioned technical scheme, in the motion platform use, spacing stick plays good limiting displacement to the swing arm, and then is favorable to preventing that the platform frame from taking place to increase substantially the diversion.
Optionally, a support plate is arranged on the platform frame.
Through adopting above-mentioned technical scheme, in the in-service use, backup pad greatly increased on the platform frame to the support effect of seat, and then be favorable to improving the stability of motion platform in the use.
Optionally, the bottom plate is provided with a limiting assembly of a limiting platform frame, one end, far away from the bottom side wall, of the limiting assembly is provided with a third joint bearing, a third joint ball is arranged in the third joint bearing in a sliding mode, a third fisheye base is arranged on the supporting plate, and the third joint ball is rotatably connected with the third fisheye base.
Through adopting above-mentioned technical scheme, at platform frame motion process, spacing subassembly plays good limiting displacement to platform frame through second joint bearing and second flake base, and then is favorable to preventing that platform frame from taking place motion diversion by a wide margin, and second joint bearing, second joint ball and second flake base adopt the mode of rotating the connection, and then have reduced motion platform's mechanical wear.
Optionally, the limiting assembly comprises a guide rail support fixedly arranged on the bottom plate, a linear guide rail base is fixedly arranged on the guide rail support, a linear bearing sliding block is slidably arranged on the linear guide rail base, and the linear bearing sliding block is fixedly arranged on the third joint bearing.
Through adopting above-mentioned technical scheme, when spacing to the platform frame through spacing subassembly, the guide rail support plays the fixed action to the linear guide base, and the linear guide slider slides on the linear guide base and plays good limiting displacement to the platform frame through the articulated bearing of second, and then is convenient for carry on spacingly to the platform frame.
Optionally, a fixing sheet is arranged on the platform frame.
Through adopting above-mentioned technical scheme, in the use to motion platform, the stationary blade seat of being convenient for is installed on platform frame, and is favorable to improving the stability of seat on platform frame.
Optionally, the platform frame is arranged in a hollow manner.
Through adopting above-mentioned technical scheme, in the in-service use process, the platform frame that cavity set up has reduced the preparation material, and then is favorable to improving the energy-conservation nature of platform frame.
In summary, the present application includes at least one of the following beneficial technical effects:
the horizontal driving air cylinder assembly is connected with the platform frame through the second joint bearing, the second joint ball and the second fisheye base, so that the mechanical abrasion of the motion platform is reduced, and the service life of the motion platform is prolonged;
through setting up spacing subassembly, spacing subassembly plays good limiting displacement to the platform frame, and then is favorable to improving the stability in the platform frame use.
Drawings
Fig. 1 is a schematic overall structure diagram of an electric crank three-degree-of-freedom motion platform with an auxiliary mechanism in an embodiment of the present application;
fig. 2 is an exploded schematic view of an electric crank three-degree-of-freedom motion platform with an auxiliary mechanism in the embodiment of the present application.
Description of reference numerals: 1. a base plate; 2. a first crank drive assembly; 21. a first motor frame; 22. a first servo motor; 23. a first swing arm; 3. a second crank drive assembly; 31. a second motor frame; 32. a second servo motor; 33. a second swing arm; 4. a third crank drive assembly; 41. a third motor frame; 42. a third servomotor; 43. a third swing arm; 5. a platform frame; 6. a first joint ball; 7. a first joint bearing; 8. a fisheye connecting shaft; 9. a first fisheye mount; 10. a horizontal drive cylinder assembly; 11. a second joint bearing; 12. a second joint ball; 13. a second fisheye mount; 14. a first stopper rod; 15. a support plate; 16. a limiting component; 161. a guide rail support; 162. a linear guide rail base; 163. a linear bearing slider; 17. a third spherical plain bearing; 18. a third joint ball; 19. a third fisheye mount; 20. a fixing sheet; 24. a second limit rod; 25. and a third limit rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses an electric crank three-degree-of-freedom motion platform with an auxiliary mechanism. Referring to fig. 1 and 2, the electric crank three-degree-of-freedom motion platform with the auxiliary mechanism includes a rectangular bottom plate 1, a first crank driving assembly 2, a second crank driving assembly 3, and a third crank driving assembly 4 are arranged on the bottom plate 1 in an isosceles triangle shape, and the first crank driving assembly 2, the second crank driving assembly 3, and the third crank driving assembly 4 are arranged at the edge of the bottom plate 1 at equal intervals. First crank drive assembly 2, the one end that bottom plate 1 was kept away from to second crank drive assembly 3 and third crank drive assembly 4 is provided with platform frame 5, and first crank drive assembly 2, the one end that bottom plate 1 was kept away from to second crank drive assembly 3 and third crank drive assembly 4 is provided with first joint ball 6, the cover is equipped with first joint bearing 7 on the first joint ball 6, the one end that first joint ball 6 was kept away from to first joint bearing 7 is provided with fisheye even axle 8, be provided with first fisheye base 9 on platform frame 5, and first fisheye base 9 and fisheye even axle 8 rotate to connect the setting. So set up, be favorable to reducing motion platform's mechanical wear, and then be favorable to prolonging motion platform's life.
First crank drive assembly 2 includes first motor frame 21, first servo motor 22 and first swing arm 23, and first motor frame 21 is fixed to be set up on bottom plate 1, and first servo motor 22 is fixed to be set up on first motor frame 21, and first swing arm 23 sets up the rotation end at first servo motor 22 perpendicularly, and the one end setting that first servo motor 22 was kept away from to first swing arm 23 is on first joint ball 6, and then is convenient for drive platform frame 5 to move. Be provided with first spacing stick 14 of spacing first swing arm 23 on the first motor frame 21, first spacing stick 14 is cylindricly, and then is favorable to preventing that platform frame 5 from taking place to increase substantially the diversion.
The second crank driving assembly 3 includes a second motor frame 31, a second servo motor 32 and a second swing arm 33, the second motor frame 31 is fixedly disposed on the bottom plate 1, the second servo motor 32 is fixedly disposed on the second motor frame 31, the second swing arm 33 is vertically disposed at the rotation end of the second servo motor 32, and one end of the second swing arm 33 far away from the second servo motor 32 is disposed on the first joint ball 6, so as to facilitate movement of the driving platform frame 5. Be provided with the spacing second of spacing second swing arm 33 and spacing stick 24 on the second motor frame 31, spacing stick 24 of second is cylindricly, and then is favorable to preventing that platform frame 5 from taking place to increase substantially the diversion.
The third crank driving assembly 4 includes a third motor frame 41, a third servo motor 42 and a third swing arm 43, the third motor frame 41 is fixedly disposed on the bottom plate 1, the third servo motor 42 is fixedly disposed on the third motor frame 41, the third swing arm 43 is vertically disposed at a rotation end of the third servo motor 42, and one end of the third swing arm 43 far away from the third servo motor 42 is disposed on the first joint ball 6, so as to facilitate movement of the driving platform frame 5. The third motor frame 41 is provided with a third limiting rod 25 for limiting the third swing arm 43, and the third limiting rod 25 is cylindrical and further beneficial to preventing the platform frame 5 from changing direction greatly.
Rotate on the bottom plate 1 and be provided with horizontal drive cylinder subassembly 10, horizontal drive cylinder subassembly 10 in this embodiment can be the cylinder, the one end of keeping away from the piston end on the cylinder rotates through the pivot and sets up on bottom plate 1, the piston end fixed of cylinder is provided with second joint bearing 11, it is equipped with second joint ball 12 to rotate the cover in the second joint bearing 11, the fixed second flake base 13 that is provided with on platform frame 5, and second joint ball 12 rotates through pivot and second flake base 13 and connects the setting, be favorable to reducing motion platform's mechanical wear, and then be favorable to extension motion platform's life.
Be provided with backup pad 15 along its length direction on the platform frame 5, backup pad 15 is close to fixed third flake base 19 that is provided with on the lateral wall of bottom plate 1, is provided with spacing subassembly 16 of spacing platform frame 5 on the bottom plate 1, and then is favorable to improving motion platform's stability. Limiting assembly 16 is including the fixed guide rail support 161 that sets up on bottom plate 1, the fixed linear guide base 162 that is provided with on guide rail support 161, it is provided with the linear guide slider to slide on the linear guide base 162, the fixed third joint bearing 17 that is provided with on the linear guide slider, sliding sleeve is equipped with third joint ball 18 in the third joint bearing 17, and third joint ball 18 rotates through the pivot with third flake base 19 and is connected, and then be convenient for carry on spacingly to platform frame 5, and be favorable to reducing motion platform's mechanical wear.
Be provided with rectangular stationary blade 20 on platform frame 5, stationary blade 20 is convenient for the seat and is installed on platform frame 5, and is favorable to improving the stability of seat on platform frame 5. 5 cavity settings of platform frame, the platform frame 5 of cavity setting has reduced the preparation material, and then is favorable to improving the energy-conservation nature of platform frame 5.
The implementation principle of the electric crank three-degree-of-freedom motion platform with the auxiliary mechanism in the embodiment of the application is as follows: in the in-service use process, first crank drive assembly 2, second crank drive assembly 3 and third crank drive assembly 4 pass through first joint ball 6, first joint bearing 7, fisheye links axle 8 and first fisheye base 9 and drives platform frame 5 and move, and first joint ball 6, first joint bearing 7, the fisheye links and rotates between axle 8 and the first fisheye base 9 and connect the setting, be favorable to reducing motion platform's mechanical wear, horizontal drive cylinder subassembly 10 passes through second joint bearing 11, second joint ball 12 and second fisheye base 13 drive platform frame 5 and move, and second joint bearing 11, rotate between second joint ball 12 and the second fisheye base 13 and connect the setting, be favorable to reducing motion platform's mechanical wear. So set up, and then be favorable to reducing the mechanical wear in the motion platform, and then be favorable to prolonging motion platform's life.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a take three degrees of freedom motion platforms of electric crank of complementary unit which characterized in that: the crank driving mechanism comprises a bottom plate (1), wherein a first crank driving assembly (2), a second crank driving assembly (3) and a third crank driving assembly (4) are arranged on the bottom plate (1) in an isosceles triangle shape; a platform frame (5) is arranged at one end of each of the first crank driving component (2), the second crank driving component (3) and the third crank driving component (4) far away from the bottom plate (1); one ends, far away from the bottom plate (1), of the first crank driving assembly (2), the second crank driving assembly (3) and the third crank driving assembly (4) are provided with first joint balls (6), first joint bearings (7) are sleeved on the first joint balls (6), one ends, far away from the first joint balls (6), of the first joint bearings (7) are provided with fisheye connecting shafts (8), the platform frame (5) is provided with first fisheye bases (9), and the first fisheye bases (9) and the fisheye connecting shafts (8) are rotatably connected; the horizontal driving air cylinder assembly (10) is rotatably arranged on the bottom plate (1), a second joint bearing (11) is arranged at one end, far away from the bottom plate (1), of the horizontal driving air cylinder assembly (10), a second joint ball (12) is sleeved in the second joint bearing (11), a second fisheye base (13) is arranged on the platform frame (5), and the second fisheye base (13) is rotatably connected with the second joint ball (12).
2. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 1, wherein: the first crank driving assembly (2) comprises a first motor frame (21), a first servo motor (22) and a first swing arm (23), the first motor frame (21) is arranged on the bottom plate (1), the first servo motor (22) is arranged on the first motor frame (21), the first swing arm (23) is vertically arranged at the rotating end of the first servo motor (22), and one end, far away from the first servo motor (22), of the first swing arm (23) is arranged on the first joint ball (6).
3. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 2, wherein: the first motor frame (21) is provided with a first limiting rod (14) for limiting the first swing arm (23).
4. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 1, wherein: and a support plate (15) is arranged on the platform frame (5).
5. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 1, wherein: the bottom plate (1) is provided with a limiting assembly (16) of a limiting platform frame (5), one end, far away from the side wall of the bottom, of the limiting assembly (16) is provided with a third joint bearing (17), a third joint ball (18) is rotationally arranged in the third joint bearing (17), a third fisheye base (19) is arranged on the supporting plate (15), and the third joint ball (18) is rotationally connected with the third fisheye base (19).
6. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 5, wherein: the limiting assembly (16) comprises a guide rail support (161) fixedly arranged on the bottom plate (1), a linear guide rail base (162) is fixedly arranged on the guide rail support (161), a linear bearing sliding block (163) is arranged on the linear guide rail base (162) in a sliding mode, and the linear bearing sliding block (163) is fixedly arranged on the third joint bearing (17).
7. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 1, wherein: a fixing sheet (20) is arranged on the platform frame (5).
8. The three-degree-of-freedom motion platform with the electric crank of the auxiliary mechanism as recited in claim 1, wherein: the platform frame (5) is arranged in a hollow mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120519104.9U CN214551142U (en) | 2021-03-11 | 2021-03-11 | Electric crank three-freedom-degree motion platform with auxiliary mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120519104.9U CN214551142U (en) | 2021-03-11 | 2021-03-11 | Electric crank three-freedom-degree motion platform with auxiliary mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214551142U true CN214551142U (en) | 2021-11-02 |
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ID=78319194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120519104.9U Active CN214551142U (en) | 2021-03-11 | 2021-03-11 | Electric crank three-freedom-degree motion platform with auxiliary mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214551142U (en) |
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2021
- 2021-03-11 CN CN202120519104.9U patent/CN214551142U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220118 Address after: 315191 Room 501, building 3, No. 721, Yanhu Road, Jiangshan Town, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: Ningbo Dewei Intelligent Equipment Co.,Ltd. Address before: 223700 No. 71, group 11, jiehu neighborhood committee, Zhongxing Town, Siyang County, Suqian City, Jiangsu Province Patentee before: Chen Xuan |
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| TR01 | Transfer of patent right |